Available from:
      
      
    Aliexpress.com
    
    
    
    
    
    
    
    
    
    
      
  Manufacturer:
      
      
      Moeshouse.com
      
    
    
    
      Install method:
    
    
      
      USB to Serial
      
    
    
    
| GPIO # | Component | 
|---|---|
| GPIO00 | None | 
| GPIO01 | Tuya Rx | 
| GPIO02 | None | 
| GPIO03 | Tuya Tx | 
| GPIO04 | None | 
| GPIO05 | None | 
| GPIO09 | None | 
| GPIO10 | None | 
| GPIO12 | None | 
| GPIO13 | None | 
| GPIO14 | None | 
| GPIO15 | None | 
| GPIO16 | None | 
| GPIO17 | None | 
{"NAME":"WHT-HY609-GB-WH-MS","GPIO":[0,2304,0,2272,0,0,0,0,0,0,0,0,0,0],"FLAG":0,"BASE":54,"CMND":"tuyamcu 11,1 | tuyamcu 71,3 | tuyamcu 72,2 | tuyamcu 12,102"}
  BLAKADDER when buying from moeshouse.com store for a 20% discount.
  
Known dpIds
| dpId | Function | Data-type | Remarks | 
|---|---|---|---|
| 1 | device power | boolean | |
| 2 | target temp | integer | 10:1 e.g. 215 = 21.5 °C180 = 18.0 °C only .5 steps | 
    
| 3 | current temp | integer | 10:1 | 
| 4 | mode | enum | 0 = Manual, 1 = Auto/Program, 2 = Away | 
    
| 6 | child lock | boolean | |
| 102 | status relay | boolean | readonly | 
| 104 | Days away | integer | between 1 and 30 | 
| 105 | Temp while away | integer | values are 1:1, e.g. 21 = 21 °C” | 
    
| 109 | Parameter A1 | integer | Temp calibration (10:1) | 
| 110 | Parameter A2 | integer | working difference (10:1) | 
| 111 | Parameter AC | integer | |
| 112 | Parameter AB | integer | |
| 113 | Parameter AA | integer | |
| 114 | Parameter A9 | integer | |
| 115 | Parameter A8 | integer | |
| 118 | Parameter A7 | enum | 0: 5+2 (Mo-Fr,Sa+So), 1: 6+1 (Mo-Sa,So), 2: 7   (Mo-So) | 
    
| 119 | time program | string[18] | Mo-Fr Part1 | 
| 120 | time program | string[18] | Sa+So Part2 | 
| 121 | time program | string[18] | Mo-Fr Part1 | 
| 122 | time program | string[18] | Sa+So Part2 | 
| 9x Hex[2] | e.g. “06001408000F0C0014” | ||
| dpld119 | switch at 06:00 to 20°C | ||
| switch at 08:00 to 15°C | |||
| switch at 12:00 to 20°C | 
actual version 2021: HY609CMB_WE2_V12_NTWIT_V2.0_20210512 (GPIO14 and GPIO15 are now not used) External Sensor (Parameter BN) is not connected
examples:
- Tuyasend 1,0 - switch device off
 - Tuyasend 1,1 - switch device on
 - Tuyasend4 4,0 – set program to manual
 - Tuyasend4 4,1 – set mode to program
 - Tuyasend4 4,2 – set mode to away
 - Tuyasend4 4,3 – set mode to modified program (???)
 - Tuyasend2 2,200 – set Tempset:Manual to 20°C (10:1)
 - Tuyasend2 105,12 – set Tempset:Away 12°C (1:1)
 
day program Mo-Fr e.g.
Tuyasend5 119 06001408000F0C0014
06:00-08:00 20°C; 08:00-12:00 15°C; 12:00-14:00 20°C
Tuyasend5 120 0E000F110015161E0C
14:00-17:00 15°C; 17:00-22:30 21°C; 22:30-06:00 12°C
every two char in Hex set H,M,Temp
To set via MQTT (example):  
Publish to the topic cmnd/%topic%/Tuyasend2 the value 2,220 to set the Tempset:manual to 22°C